Commentary As best I recall, the sequence of statements coming from the government and “experts” since the beginning of COVID-19 has gone something like this: You don’t need to wear a mask and it’s no more serious than the flu; you do need to wear a mask, though the virus is so small it can penetrate all but the N95 brand, so you should wear two masks; a vaccine will protect you from catching the virus and, according to the Centers for Disease Control and Prevention, you won’t have to wear a mask if fully vaccinated; you must still wear a mask even if fully vaccinated because of the Delta variant; if you have been fully vaccinated it is unlikely you will catch the Delta variant, but wear a mask anyway just in case; kids may or may not return to school and if they do return, they may or may …